How does Indian Railways calculate train ticket fares?

Indian Railways fares are based on fixed distance slabs. The final fare = Base distance tariff + Reservation fee + Superfast surcharge (if applicable) + 5% GST on AC classes, rounded to the nearest ₹5.

Why is 3E (3-Tier Economy) cheaper than standard 3A?

3E coaches have 83 berths vs 72 in standard 3A, so Indian Railways offers an 8% lower base fare for 3E — saving you ₹70 to ₹120 per ticket with the same AC comfort.

Is GST charged on Sleeper class train tickets?

No. Non-AC classes (Sleeper Class 'SL' and Second Sitting '2S') are completely exempt from GST (0% tax). 5% GST is applied exclusively to AC classes (3E, 3A, 2A, 1A, CC, and EC).

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4 Trains Analyzed

From (Origin)

To (Destination)

Cheapest Fare per Coach Class — Delhi to Patna

Sleeper

₹505

Sikkim Mahananda Express

#15484 • 7:35 AM

3E Economy

₹1,285

Sampoorna Kranti Express

#12394 • 5:30 PM

3rd AC

₹1,330

Sikkim Mahananda Express

#15484 • 7:35 AM

2nd AC

₹1,945

Sikkim Mahananda Express

#15484 • 7:35 AM

1st AC

₹3,355

Dibrugarh Rajdhani Express

#12424 • 4:20 PM

Smart Fare Insights

Save ₹45 — pick 3E Economy over 3A

Cheapest 3E is ₹1,285 on Sampoorna Kranti Express, vs ₹1,330 for 3A on Sikkim Mahananda Express. Same AC comfort, official 8% lower base fare.

₹45 saved per passenger

Fare spread on this route: ₹885

Cheapest Sleeper is ₹505 (Sikkim Mahananda Express), while premium 3A reaches ₹1,390 (Patna Tejas Rajdhani Express).

₹505 to ₹1390

All 4 Trains on This Route

Tap any fare for breakdown

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Superfast Surcharge

How Indian Railways Calculates Train Ticket Fares

Unlike airlines, Indian Railways fares are fixed and based on distance slabs

Every train ticket fare is calculated using a simple 4-step formula:

Step 1

Base Distance Tariff

Fixed per-km coaching tariff slabs (e.g. ₹490 for 1,000 km Sleeper, ₹1,239 for 3rd AC).

Step 2

Reservation Fee

Fixed booking fee: ₹20 for Sleeper, ₹40 for 3E/3A/CC, ₹50 for 2A, ₹60 for 1A.

Step 3

Superfast Surcharge

Applied to all Superfast & premier trains: ₹30 for Sleeper, ₹45 for 3E/3A/2A/CC, ₹75 for 1A.

Step 4

5% AC GST & Rounding

5% GST is applied exclusively to AC coaches (Non-AC is 0% exempt). Final amount is rounded to the nearest ₹5.

Frequently Asked Questions (FAQs)

Quick answers to common train fare and ticketing questions

Why is 3-Tier Economy (3E) cheaper than 3rd AC (3A)?

3E coaches feature an 83-berth layout compared to 72 berths in standard 3A coaches. Due to higher passenger capacity, Indian Railways grants an official 8% base discount, saving you ₹70 to ₹120 per ticket.

Do Indian Railways fares change dynamically?

Most Indian trains (Superfast, Mail/Express) have fixed statutory fares that never surge. Dynamic flexi-pricing is limited to select trains like Rajdhani, Shatabdi, and Duronto, where fares increase by 10% for every 10% quota sold.

Is GST applied on Sleeper Class?

No. Sleeper Class (SL) and Second Sitting (2S) are 100% exempt from Goods & Services Tax (0% GST). Only air-conditioned coaches (3E, 3A, 2A, 1A, CC, EC) attract 5% GST.

How does the ₹5 rounding rule work?

According to official commercial circulars, all passenger railway tickets are rounded to the nearest multiple of ₹5. Amounts ending in ₹1 or ₹2 round down to ₹0; amounts ending in ₹3, ₹4, ₹6, or ₹7 round to ₹5; amounts ending in ₹8 or ₹9 round up to the next ₹0.